Hydrogen

Chemistry

COVALENT BONDING – SINGLE BONDS

COVALENT BONDING As well as achieving noble gas structures by transferring electrons from one atom to another as in ionic bonding, it is also possible for atoms to reach these stable structures by sharing electrons to give covalent bonds.   Depending on the number of electron pairs shared between atoms which participate in bonding, covalent […]

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Chemistry

HYDROGEN

Occurrence Hydrogen does not occur free in nature. It occurs as Water and in Petroleum. School laboratory Preparation Procedure Put Zinc granules in a round/flat/conical flask. Add dilute sulphuric(VI) /Hydrochloric acid. Add about 3cm3 of copper(II)sulphate(VI) solution. Collect the gas produced over water as in the set up below. Discard the first gas jar. Collect several

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Chemistry

WATER AND HYDROGEN

WATER AND HYDROGEN Hydrogen is the simplest element. It is the first element in the periodic table, and it is placed in Group I of the periodic table.   Hydrogen Occurrence Hydrogen is the lightest element and the most abundant element in the universe. Hydrogen occurs naturally as a mixture of the three isotopes: Protium,

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